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MapWindow GIS

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MapWindow GIS

Free

Free and open source · MIT license · Free for commercial products

Every plan, in full

On the record

Customization
MapWindow5 uses the Managed Extensibility Framework for plugins and toolbox tools, with examples including buffering and clipping.mapwindow.org · read 9 Oct 2026
Developer control
MapWinGIS is a C++ ActiveX control and API that can add mapping functionality to Windows Forms applications written in Visual Basic, C#, Delphi, or other languages supporting ActiveX.mapwindow.org · read 9 Oct 2026
Developer library
DotSpatial is a GIS library written for .NET 4 that lets developers add spatial data, analysis, and mapping functions to applications.mapwindow.org · read 9 Oct 2026
Documentation
MapWindow5 documentation is still under construction, while MapWinGIS has API documentation and C# code samples.mapwindow.org · read 9 Oct 2026
Hydrology
HydroDesktop helps users discover, download, visualize, and analyze hydrologic and climate data registered with the CUAHSI Hydrologic Information System.mapwindow.org · read 9 Oct 2026
License
The site says its tools and applications use the MIT license and may be used in commercial products.mapwindow.org · read 9 Oct 2026
Maker and start date
The site identifies Daniel P. Ames as co-founder and says he started the MapWindow project in 1998; it does not state a headquarters or company founding date.mapwindow.org · read 9 Oct 2026
MapWindow5
MapWindow5 is a desktop GIS that can be extended with plugins and uses MapWinGIS as its mapping engine.mapwindow.org · read 9 Oct 2026
Processing
MapWindow5 includes a toolbox with restartable tasks and supports multithreaded tools.mapwindow.org · read 9 Oct 2026
Product scope
The MapWindow GIS project includes an open-source desktop GIS, an extensible plugin architecture, a GIS ActiveX control, and the DotSpatial C# GIS programmer library.mapwindow.org · read 9 Oct 2026
Project management
The project says it is managed by volunteers and supported by donations.mapwindow.org · read 9 Oct 2026
Release status
The MapWindow5 GitHub releases page lists v5.6 as a stable version and says its internal version number is v5.6.3.github.com · read 9 Oct 2026
Spatial databases and services
MapWindow5 supports geo-databases including PostGIS, MS-SQL Spatial, and SpatiaLite, as well as WMS.mapwindow.org · read 9 Oct 2026
Support
The project directs technical questions to its discussion forum and bug reports or feature requests to its issue tracker.mapwindow.org · read 9 Oct 2026

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